The phrase "a seat over" is correct and usable in written English.
It can be used to indicate a location that is one seat away from a specified point, often in the context of seating arrangements.
Example: "I noticed that there was a seat over from where I was sitting, so I moved to get a better view of the stage."
Alternatives: "one seat away" or "a seat beside".
"I am absolutely confident no one will lose a seat over anything we do together".
Order first, and then find a seat over the two floors.
Lavillenie, meanwhile, took a seat over by the grandstand and had a friendly chat with his his coach.
"We also want to understand operation cycles, like how many times a day a door is opened and closed and how many times someone slides across a seat over a two- or three-year period".
You turn to the receptionist who says, after a glance at her computer screen, "Would you please have a seat over there until somebody comes to fetch you?" In the City, sudden dismissals of this kind have a name: "executions".
On the whole, standing passengers who remain on board have priority to get a seat over those who will board, but some passengers may prefer to remain standing when their egress station is close.
David Salmon, director of traffic services for the New York State Police, says alcohol is especially dangerous because it so often leads to other driving mistakeslike not wearing a seat belt, over- or understeering and road rage.
"But your president... .. a man two seats over started to say.
THE BATHROOMS Not large but well-equipped with more W flourishes: a small stainless steel sink set into a giant white marble counter; a black seat over a white toilet; products from the hotel's own Bliss brand.
On a plane, request a window seat over the wing, a section less prone to nausea-inducing motion than the front or back of the plane.
A toilet seat over a hole in the ice.
